Command line utilities

This brief guide describes how to find and delete files older than X days in Linux and Unix operating systems.

You want to upgrade the Memory to your newly purchased Computer or your old…

A friend of mine asked me how to downgrade a package to its lower…

The other I was trying to generate GPG key. It took really a long…

Today, I have updated my Arch Linux test box. Once I rebooted my system,…

We all know that we can install, update, upgrade and remove packages using apt…

After changing the Wifi Network password in the Router, My Arch Linux test machine…

The other day I downloaded a Linux operating system for testing. The downloaded OS…

This brief tutorial describes how to download a RPM Package with all dependencies In CentOS, Fedora, RHEL, AlmaLinux and Rocky Linux.

In this brief, I will explain how to install and upgrade latest Linux Kernel…